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~~'orlcshect 2; Rmloff curve number and runoff <br />. project Wrc ~ /~'1,ne gy 7~.I.J <br />L.ocatlon Un571"v~ea "~ Checked <br />Circle one: Present Developed <br />,f, basin <br />•w66as~h <br />z <br /> <br />1. Runoff curve number (CN) <br />Date ~~-6'04" <br />Dale <br />Soil name Cover description 1/ Area Product <br />and CN - of <br />hydrologic (cover type, treatment, and w CN x area <br />group hydrologic condition; c~ `i ~i acres <br /> percent impervious; ~ ~ ~ mip <br /> unconnected/connected impervious p ~ ~ ^ <br />(appendix A) area ratio) m <br />H "~ <br />W '~ <br />W <br /> C day ~ Sandr $/op es ~ $Pa~s¢ <br />d <br />f]'I-Klaso n sf-e~e 6e/.-oak s~o ase g^ass <br />Sa~ <br />? S <br />g ~h.-ab: s P-7' -l-.-ees ' l~ao ~ C..,~ f-~ S. 2- 3 9 0 <br />s4Me s4~e 7 /z•3 9az,s- <br /> <br /> <br /> <br /> <br /> <br />1~ Use only one CN source per line. Totals = /]. S ~3 2 . f <br />CN (weighted) = total product - <br />total area <br />Frequency .............................. yr <br />Rainfall, P (24-hour) .................. in <br />Use CN = ]s <br />Sab Ql/ <br />-Ui N fH Z <br />Storm Ill <br />Storm A3 <br />/D /o <br />/..S- /. S <br />D•/bs o.s4~ <br />Runoff, Q ................ ........ in <br />(Use P and CN with to bl 2- , fig. 2-1, <br />or eqs. 2-3 and 2-4.) <br />D-? (210~VI-TR-55, Second Ed., June 1986) <br />